revert some changes

README.md

@@ -81,10 +81,10 @@ This command runs a Docker container named `scroll_test_container` from the `scr
 Once the Docker container is running, execute the tests using the following commands:
 
 ```bash
-go test -v -race -covermode=atomic -p 1 scroll-tech/rollup/...
-go test -tags="mock_verifier" -v -race -covermode=atomic -p 1 scroll-tech/coordinator/...
-go test -v -race -covermode=atomic -p 1 scroll-tech/database/...
-go test -v -race -covermode=atomic -p 1 scroll-tech/common/...
+go test -v -race -covermode=atomic scroll-tech/rollup/...
+go test -tags="mock_verifier" -v -race -covermode=atomic scroll-tech/coordinator/...
+go test -v -race -covermode=atomic scroll-tech/database/...
+go test -v -race -covermode=atomic scroll-tech/common/...
 ```
 
 ## Testing Contracts

build/dockerfiles/local_testing.Dockerfile

@@ -1,25 +1,11 @@
-FROM ubuntu:23.10
+# Start from the latest golang base image
+FROM golang:1.21
 
-RUN apt-get update && apt-get install -y \
-    docker.io \
-    docker-compose \
-    libzstd-dev \
-    wget \
-    git \
-    build-essential
-
-ENV GO_VERSION 1.20.1
-
-RUN wget https://golang.org/dl/go${GO_VERSION}.linux-arm64.tar.gz -O go.tar.gz \
-    && tar -C /usr/local -xzf go.tar.gz \
-    && rm go.tar.gz
-
-ENV PATH="/usr/local/go/bin:${PATH}"
-ENV GOPATH="/go"
-ENV PATH="$GOPATH/bin:${PATH}"
-ENV CGO_ENABLED=1
-RUN gcc --version && g++ --version
+# Install Docker
+RUN apt-get update && apt-get install -y docker.io docker-compose
 
+# Set the working directory
 WORKDIR /go/src/app
 
-ENTRYPOINT ["/bin/bash"]
+# This container will be executable 
+ENTRYPOINT [ "/bin/bash" ]